试题题干
Rewrite the following sentences as required.
Using subordination:
A supplier wants an independent reference about a customer's business standing. A supplier may refer to a trade association.
参考答案
试题解析
本题考查从属分句，两句主语都是a supplier，因为是人，所以用who引导从句。
句意：想要独立参考客户业务地位的供应商可以参考行业协会。